Analysis
-
max time kernel
87s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
03-03-2023 17:26
Static task
static1
Behavioral task
behavioral1
Sample
0a66108c6925dd095f275e875a2e60f0a64520e585bc7d48ac251ef0a69f81a4.exe
Resource
win10v2004-20230220-en
General
-
Target
0a66108c6925dd095f275e875a2e60f0a64520e585bc7d48ac251ef0a69f81a4.exe
-
Size
677KB
-
MD5
0b1e828e862a2aa69859edf8143a59e2
-
SHA1
de5b3c72924f3959e60b01dda2559744b557d02f
-
SHA256
0a66108c6925dd095f275e875a2e60f0a64520e585bc7d48ac251ef0a69f81a4
-
SHA512
7eb10922fc8d4b35e03bd825eb0273dba48f54f71306eb602b9fb0854854cb00af73cbe23fa300c802f4c579afa718e63df8ee705b09b48bd075b14c0b688cf4
-
SSDEEP
12288:MMrty90IEdJC7a8Yy1LKQZkXdAT1BJrLgPRiOSH7fj2AZywd4+:pyhEdJC7XzZnBTHwiDHbX049
Malware Config
Extracted
redline
rosto
hueref.eu:4162
-
auth_value
07d81eba8cad42bbd0ae60042d48eac6
Extracted
redline
foksa
hueref.eu:4162
-
auth_value
6a9b2601a21672b285de3ed41b5402e4
Signatures
-
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" urNu28uk87.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" urNu28uk87.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" urNu28uk87.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" urNu28uk87.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection urNu28uk87.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" urNu28uk87.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
-
RedLine payload 18 IoCs
resource yara_rule behavioral1/memory/3748-194-0x00000000051B0000-0x00000000051EE000-memory.dmp family_redline behavioral1/memory/3748-193-0x00000000051B0000-0x00000000051EE000-memory.dmp family_redline behavioral1/memory/3748-196-0x00000000051B0000-0x00000000051EE000-memory.dmp family_redline behavioral1/memory/3748-198-0x00000000051B0000-0x00000000051EE000-memory.dmp family_redline behavioral1/memory/3748-200-0x00000000051B0000-0x00000000051EE000-memory.dmp family_redline behavioral1/memory/3748-202-0x00000000051B0000-0x00000000051EE000-memory.dmp family_redline behavioral1/memory/3748-206-0x00000000051B0000-0x00000000051EE000-memory.dmp family_redline behavioral1/memory/3748-204-0x00000000051B0000-0x00000000051EE000-memory.dmp family_redline behavioral1/memory/3748-208-0x00000000051B0000-0x00000000051EE000-memory.dmp family_redline behavioral1/memory/3748-210-0x00000000051B0000-0x00000000051EE000-memory.dmp family_redline behavioral1/memory/3748-212-0x00000000051B0000-0x00000000051EE000-memory.dmp family_redline behavioral1/memory/3748-214-0x00000000051B0000-0x00000000051EE000-memory.dmp family_redline behavioral1/memory/3748-216-0x00000000051B0000-0x00000000051EE000-memory.dmp family_redline behavioral1/memory/3748-218-0x00000000051B0000-0x00000000051EE000-memory.dmp family_redline behavioral1/memory/3748-220-0x00000000051B0000-0x00000000051EE000-memory.dmp family_redline behavioral1/memory/3748-222-0x00000000051B0000-0x00000000051EE000-memory.dmp family_redline behavioral1/memory/3748-224-0x00000000051B0000-0x00000000051EE000-memory.dmp family_redline behavioral1/memory/3748-226-0x00000000051B0000-0x00000000051EE000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 5036 yckC70Cs08.exe 3012 urNu28uk87.exe 3748 wrwp98gM62.exe 3608 xubb55fr68.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features urNu28uk87.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" urNu28uk87.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 0a66108c6925dd095f275e875a2e60f0a64520e585bc7d48ac251ef0a69f81a4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" 0a66108c6925dd095f275e875a2e60f0a64520e585bc7d48ac251ef0a69f81a4.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce yckC70Cs08.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" yckC70Cs08.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Program crash 2 IoCs
pid pid_target Process procid_target 2292 3012 WerFault.exe 87 3216 3748 WerFault.exe 93 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3012 urNu28uk87.exe 3012 urNu28uk87.exe 3748 wrwp98gM62.exe 3748 wrwp98gM62.exe 3608 xubb55fr68.exe 3608 xubb55fr68.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3012 urNu28uk87.exe Token: SeDebugPrivilege 3748 wrwp98gM62.exe Token: SeDebugPrivilege 3608 xubb55fr68.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2412 wrote to memory of 5036 2412 0a66108c6925dd095f275e875a2e60f0a64520e585bc7d48ac251ef0a69f81a4.exe 86 PID 2412 wrote to memory of 5036 2412 0a66108c6925dd095f275e875a2e60f0a64520e585bc7d48ac251ef0a69f81a4.exe 86 PID 2412 wrote to memory of 5036 2412 0a66108c6925dd095f275e875a2e60f0a64520e585bc7d48ac251ef0a69f81a4.exe 86 PID 5036 wrote to memory of 3012 5036 yckC70Cs08.exe 87 PID 5036 wrote to memory of 3012 5036 yckC70Cs08.exe 87 PID 5036 wrote to memory of 3012 5036 yckC70Cs08.exe 87 PID 5036 wrote to memory of 3748 5036 yckC70Cs08.exe 93 PID 5036 wrote to memory of 3748 5036 yckC70Cs08.exe 93 PID 5036 wrote to memory of 3748 5036 yckC70Cs08.exe 93 PID 2412 wrote to memory of 3608 2412 0a66108c6925dd095f275e875a2e60f0a64520e585bc7d48ac251ef0a69f81a4.exe 106 PID 2412 wrote to memory of 3608 2412 0a66108c6925dd095f275e875a2e60f0a64520e585bc7d48ac251ef0a69f81a4.exe 106 PID 2412 wrote to memory of 3608 2412 0a66108c6925dd095f275e875a2e60f0a64520e585bc7d48ac251ef0a69f81a4.exe 106
Processes
-
C:\Users\Admin\AppData\Local\Temp\0a66108c6925dd095f275e875a2e60f0a64520e585bc7d48ac251ef0a69f81a4.exe"C:\Users\Admin\AppData\Local\Temp\0a66108c6925dd095f275e875a2e60f0a64520e585bc7d48ac251ef0a69f81a4.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2412 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\yckC70Cs08.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\yckC70Cs08.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5036 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urNu28uk87.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urNu28uk87.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3012 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3012 -s 10844⤵
- Program crash
PID:2292
-
-
-
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrwp98gM62.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrwp98gM62.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3748 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3748 -s 14604⤵
- Program crash
PID:3216
-
-
-
-
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xubb55fr68.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xubb55fr68.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3608
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3012 -ip 30121⤵PID:4564
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 3748 -ip 37481⤵PID:4072
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
175KB
MD575ced8ad0d8cd237ebc9cb7b00852651
SHA1adab63df3e0a40fd9f170ab57da66f01f226141c
SHA256a35a264162c124ffd066dd867ed96359131d37b243cb0445c1c9eba6a58de819
SHA512f565a49b14671683a1e48cece82a437a79bf8bdb456a3c6f35fac020e5fef3cd666399208633b7d2da9407f7b334a311a416b0a969c8b62ff28e15e7d4a0c431
-
Filesize
175KB
MD575ced8ad0d8cd237ebc9cb7b00852651
SHA1adab63df3e0a40fd9f170ab57da66f01f226141c
SHA256a35a264162c124ffd066dd867ed96359131d37b243cb0445c1c9eba6a58de819
SHA512f565a49b14671683a1e48cece82a437a79bf8bdb456a3c6f35fac020e5fef3cd666399208633b7d2da9407f7b334a311a416b0a969c8b62ff28e15e7d4a0c431
-
Filesize
533KB
MD5742e4db6e81fa6a04e20eb5613a3585c
SHA13bcb8e0cbbe3b543f1c5f8debb2e310a8dedad04
SHA2561e5961d1449aeb6463da78ed91c1f58bd9af47322896c8ff9bdd9aa6b75e154a
SHA512cc95521242f690b9e1ec239280b5d5b7a629f38caabc75e3fc22434d70ac7e224677a640562eda31fe00db2d4785491abcd411ec3240973383fe1bede31d5046
-
Filesize
533KB
MD5742e4db6e81fa6a04e20eb5613a3585c
SHA13bcb8e0cbbe3b543f1c5f8debb2e310a8dedad04
SHA2561e5961d1449aeb6463da78ed91c1f58bd9af47322896c8ff9bdd9aa6b75e154a
SHA512cc95521242f690b9e1ec239280b5d5b7a629f38caabc75e3fc22434d70ac7e224677a640562eda31fe00db2d4785491abcd411ec3240973383fe1bede31d5046
-
Filesize
259KB
MD56bc8513cf7109e5ac11a3ce08bd4aa75
SHA1c3ac687b5f1622ede490ea7503900c5fa192fd25
SHA2565c740441af175fbb77d481aebd50b3598b387dabaf576e5607c0e5866f62c729
SHA512b6e62cdbb3bb1dfd09ddab7f2befdd8225c61e143adcd20a9f23e38992057e3cc89e08370a36f5f1a2c9162f3498d7d6dfe025e1c783efb75380760ecfa6ae0a
-
Filesize
259KB
MD56bc8513cf7109e5ac11a3ce08bd4aa75
SHA1c3ac687b5f1622ede490ea7503900c5fa192fd25
SHA2565c740441af175fbb77d481aebd50b3598b387dabaf576e5607c0e5866f62c729
SHA512b6e62cdbb3bb1dfd09ddab7f2befdd8225c61e143adcd20a9f23e38992057e3cc89e08370a36f5f1a2c9162f3498d7d6dfe025e1c783efb75380760ecfa6ae0a
-
Filesize
317KB
MD5951fa5356ac288731a279778680760cb
SHA1ec2e18c615f5818742d946582d64e32bb88dbfbb
SHA256f5f7055115e81907accaf5c574e871f2c009da8163df4d5930af1563f4f5b175
SHA512b8385866f94ab644ad455571866080250acb23cb1d19208ec58cf316524e0b6c419620622c0fe0591b1ff0e3ee5a8e50a39ed0bc4a792ba4b9b903b0ed83d1c4
-
Filesize
317KB
MD5951fa5356ac288731a279778680760cb
SHA1ec2e18c615f5818742d946582d64e32bb88dbfbb
SHA256f5f7055115e81907accaf5c574e871f2c009da8163df4d5930af1563f4f5b175
SHA512b8385866f94ab644ad455571866080250acb23cb1d19208ec58cf316524e0b6c419620622c0fe0591b1ff0e3ee5a8e50a39ed0bc4a792ba4b9b903b0ed83d1c4